nathe·less \ˈnāthlə̇s\adverb ornath·less\ˈnath-\ Etymology: Middle English natheles, nathles, from Old English nā thē lǣs, from nā not + thē, thȳ (instrumental of sē the, that) + lǣs less — more at no, the, less archaic: nevertheless : notwithstanding < somewhat they doubted, natheless forth they passed — William Morris >